YOUR STEEL STRUCTURE ENGINEERING EXPERT
We are a steel structure fabricator and EPC contractor based in Jining, Shandong, China, with 17 years of experience since 2009 and delivered projects in 60+ countries. Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as one manufacturing group under the same ultimate ownership. SynJect is the group’s export brand.
Modern Prefabricated Steel Structure Airport Terminal Building
This project features a long-span steel roof truss system utilizing high-strength steel pipe trusses, specifically designed for large industrial plants, stadiums, and public buildings. The truss system offers high overall rigidity and excellent load-bearing performance, enabling column-free spaces with exceptionally large spans to meet the need for open and airy interior environments. Components are prefabricated in a factory and assembled on-site using lifting equipment. This method ensures high installation precision and rapid construction efficiency, significantly shortening the construction cycle of the main structure.

Large-Span Steel Roof Truss Installation
Core Features & Advantages
The large-span steel roof truss system is designed using high-strength steel pipe trusses. With a scientifically sound and rational load-bearing structure, it offers high rigidity and stability, enabling the creation of column-free spaces with exceptionally large spans. At the same time, its lightweight design effectively reduces the load on the underlying structure. With components prefabricated in factories and installed on-site using modular hoisting methods, construction is efficient and rapid. The system combines excellent seismic and wind resistance with durable corrosion protection, ensuring safety and reliability while simplifying future maintenance. It excels in both cost-effectiveness and practicality, making it an ideal roofing solution for large-span buildings.
♦ High-strength and lightweight
♦ Flexible design and customization
♦ Factory-prefabricated, with efficient on-site crane installation
♦ Excellent performance, safe, durable and reliable
♦ Low maintenance costs and cost-effective long-term operation
Applications
Modern prefabricated steel-frame airport terminals are specifically designed for aviation hub construction, combining efficiency, long spans, high safety standards, and aesthetic appeal. Not only do they fully meet the functional requirements of terminals—including passenger check-in, security screening, waiting areas, boarding, and baggage handling—but they also integrate seamlessly with supporting facilities such as airport lounges, baggage sorting centers, and transfer corridors, making them the ideal structural choice for modern aviation hub development.
♦ Regional airport terminal main building construction
♦ Transfer halls and passenger distribution centers at aviation hubs
♦ Baggage sorting centers and connecting corridors in airport terminals
♦ New construction and expansion of terminals at major hub airports
Vision & Mission
We are committed to providing safe, efficient, and environmentally friendly solutions for global customers through continuous technological innovation and exceptional product quality, driving industry progress and collectively creating a better future.
CONTACT
MORE PRODUCTS
SHANDONG SHIJIE HEAVY INDUSTRY CO., LTD
Headquartered in the High-Tech Development Zone of Jining, Shandong Province, Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as a unified manufacturing group under the same ultimate ownership. Globally, we deliver our end-to-end solutions through our dedicated export brand, SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: an 80,000 m² facility with an annual capacity exceeding 500,000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
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